英语课堂学案 Unit4SpaceExplorationReadingforWriting

Unit4SpaceExplorationReadingforWriting【学习目标】1.Readquicklytogetmainidea;readcarefullytogetthedetailedinformation.2.Learnthecharacteristicsorstructuresofargumentativeessay.3.Learntowriteanargumentativeessay.4.Learntocorrectothers’writing.【学习重难点】Learnthecharacteristicsorstructuresofargumentativeessay.Learntowriteanargumentativeessay.【学习过程】Step1Leadin—SmalltalkSpaceexplorationhasagreatmanyofbenefits,buttherearealsogreatrisksandalargeamountofmoneytospend.Sosomepeoplesupportspaceexplorationbecausetheythinkithasbroughtalotofbenefitstohumans.Butontheotherhand,somepeoplethinktherearealotofquestionstotobesolvedlikehungeranddiseases,whynotspendmoremoneyandeffortonthem?Whatisyourideaandwhy?Step2Whilereading—Task11.Findthetopicsentenceofeachparagraph.Para1 _____________________________________________Para2 _____________________________________________Para3 _____________________________________________Para4 _____________________________________________Para5 _____________________________________________2.Themainideaofthepassageisabout_______________________________________Step3Whilereading—Task2Readthetextandanswerthefollowingquestions.Q1:Whyaresomepeopleagainstspaceexplorationaccordingtothepassage?Q2:Whatarethebenefitsofexploringspace?Q3:WhatdidthepictureofEarthfromspacemakepeoplerealize?Q4:What’stheauthor’sattitudetoexploringspace?DifferentopinionsaboutspaceexplorationSomepeoplearguethatweshouldstopexploring,whileothersfeelthisisa1.DifferentopinionsaboutspaceexplorationSomepeoplearguethatweshouldstopexploring,whileothersfeelthisisa1._____view.2.:mildallyearround.DifferentbenefitsofexploringspaceDifferentbenefitsofexploringspaceIthas2._____inthefightagainstworldhunger.Ithas3._____technologicalimprovements.Ithelpspeople4._____theworld’sproblems.DrawaconclusionDrawaconclusionExploringspaceshould5._____Step5Beforewriting—wordsandphrasesTranslate.①________________________发射卫星②________________________收集数据③________________________探索太空④________________________有很大影响⑤________________________导致⑥________________________从中受益⑦________________________先进的技术⑧________________________满足要求⑨________________________改变我们的生活⑩________________________有限的资源⑪________________________靠近；接近⑫________________________提供生活所需⑬________________________促进技术改进⑭________________________提供解决问题的办法Step6Whilewriting最近，你班同学就“太空探索是否值得”这一话题展开了一场讨论。请你根据下表提供的信息，用英语写一篇短文介绍讨论的情况，并谈谈自己的看法。30%的同学认为：70%的同学认为：1.不值得探索2.离我们及我们的日常生活太遥远3.浪费金钱。这些金钱本可用来解决地球上的饥饿、污染等问题1.值得探索2.已使用卫星进行通讯传播、天气预报3.有望解决地球人口问题、地球能源短缺问题Step7Whilewriting—theoutlineParagraph1：________________________________________________Paragraph2：________________________________________________Paragraph3：________________________________________________Paragraph4：________________________________________________Step8Whilewriting—wordsandphrases①________________________举行热烈的讨论②________________________值得做③________________________持有不同的观点④________________________离……很远⑤________________________被用来做……⑥________________________从……受益良多⑦________________________n．交际⑧________________________天气预报⑨________________________能源短缺⑩________________________在我看来Step9Whilewriting—makesentences①用于太空探索的资金可以用来解决地球的饥饿和污染等问题。（过去分词作定语）②30%的同学认为不值得探索。③他们认为太空探索离我们及我们的日常生活太遥远并且浪费金钱。④70%的人认为太空值得探索，因为我们从中受益匪浅。（because）⑤总有一天，我们可以搬到其他星球去解决人口问题。（bydoing）⑥太空研究将使我们能够找到新的能源来解决地球上的能源短缺问题。（不定式作目的状语）⑦在我看来，探索太空是值得的。Step10Writing—draftStep11PairworkExchangedraftswithapartner.Usethischecklisttohelpyourpartnerrevisehis/herdraft.√Doestheintroductionstatethetopic?√Doestheintroductionexpressdifferentopinionsaboutthetopic?√Doesthebodygiveargumentswithsuitablesupportinginformation?